Simple Probability with Contagious Diseases

Consider 5 families, each consisting of 4 persons. If it is reported that 6 of 20 individuals in these families have a contagious disease, what is the probability that at least 3 of the families will be quarantined.

Solution Summary

This solution addresses the binomial probability questions by calculating the probability that at least 3 of the families will be quarantined. All workings are shown in an Excel file.